Cerium Oxide Powder is a high-performance inorganic functional material widely used in precision polishing, optoelectronic devices, catalysts and advanced ceramics. It has high purity, uniform particle size distribution and large specific surface area, and can provide excellent stability and reactivity in various industrial and scientific research applications.
We provide high purity cerium oxide powders of different particle sizes and purity levels, support customized needs, and meet your specific requirements for different processes and performance. We also provide comprehensive after-sales service. If you have any questions, please feel free to contact us.
Purity: 99.9%–99.999%
Good dispersibility and low impurity content
Support customized specifications and packaging
Precision polishing: As an efficient polishing agent for materials such as glass, optical devices, and liquid crystal panels, it has excellent polishing rate and surface quality control capabilities.
Catalyst: Used in automobile exhaust treatment and various gas reaction catalytic systems due to its excellent oxygen storage/release capacity (OSC).
Ceramic materials: Improve the thermal stability and mechanical strength of ceramics, suitable for high-temperature and structural ceramics.
Fuel Cells: As electrolyte or additive in solid oxide fuel cells (SOFCs) to enhance conductivity and durability.
We provide Certificate of Analysis (COA), Material Safety Data Sheet (MSDS) and other relevant reports for each shipment. In addition, we also support third-party testing for enhanced quality assurance.
As a trusted Cerium Oxide (CeO2) supplier, we offer high-purity powder with excellent chemical stability, uniform particle size, and consistent performance. With customizable specifications, strict quality control, and reliable global delivery, we provide dependable solutions for polishing, catalysts, fuel cells, and advanced research applications.
1.What is Cerium Oxide powder?
Cerium Oxide powder is a fine inorganic material composed primarily of cerium(IV) oxide, CeO₂. It is widely used in polishing, catalysts, glass, ceramics, and materials research because of its chemical and redox properties.
2.What is Cerium Oxide powder used for?
Cerium Oxide powder is used in glass polishing, catalytic materials, ceramics, glass additives, surface finishing, and research on oxygen-storage and redox materials. The required grade depends on the application, purity, and particle size.
3.What is the chemical formula of Cerium Oxide?
The chemical formula of Cerium Oxide is CeO₂, and it is commonly referred to as cerium dioxide or ceria.
4. Why is Cerium Oxide used for polishing?
Cerium Oxide is widely used as a polishing material because its chemical and mechanical interactions with glass and other oxide surfaces can provide effective material removal and surface finishing. Particle size and dispersion strongly affect polishing performance.
5. What particle size is available for Cerium Oxide powder?
Cerium Oxide powder can be supplied in different particle size ranges depending on the intended application. Fine grades are often selected for polishing and advanced materials research, while larger particle sizes may be suitable for other processing requirements.
6. What purity is available for Cerium Oxide powder?
Cerium Oxide powder is available in different purity grades according to application requirements. High-purity grades are generally preferred for research, electronic materials, optical applications, and processes where trace impurities may affect performance.
7. Is Cerium Oxide powder stable during storage?
Cerium Oxide is generally a chemically stable inorganic oxide under recommended storage conditions. The powder should be kept in a tightly closed container in a dry, clean, and well-ventilated area to minimize contamination and moisture exposure.
8.How should Cerium Oxide powder be handled?
Cerium Oxide powder should be handled to minimize dust generation and inhalation. Appropriate eye protection, protective gloves, suitable work clothing, and adequate ventilation should be used in accordance with the applicable Safety Data Sheet.
9. What is the difference between Cerium Oxide and Cerium Dioxide?
Cerium Oxide and Cerium Dioxide generally refer to the same compound, CeO₂. “Cerium dioxide” and “ceria” are commonly used as alternative names for CeO₂.
10.Can Cerium Oxide powder be customized?
Yes. Depending on the application, Cerium Oxide powder may be supplied with different purity levels, particle size ranges, and packaging specifications. Application-specific requirements can be evaluated according to the intended process and material use.
Molecular formula: CeO₂
Molecular weight: 172.12 g/mol
Appearance: Pale yellow or off-white
Density: Approximately 7.2 g/cm³
Melting point: Approximately 2,400 °C
Thermal conductivity: Approximately 12 W/m-K
Specific heat capacity: Approximately 0.46 J/g-K
Coefficient of thermal expansion: Approximately 10.5 × 10⁻⁶ /K
Inner Packaging: Double-layer sealed plastic bags or aluminum foil bags for moisture and leakage protection.
Outer Packaging: Iron drum or fiber drum, depending on the weight, with reinforced sealed lid.
Hazard Packaging: UN-certified packaging compliant with regulations for hazardous materials transportation.
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